.
Product Name | Methacrylic acid |
Cas Number | 79-41-4 |
Formula | C4H6O2 |
Molar Mass | 86.09 |
Density | 1.015 g/cm3 |
Melting Point | 15 °C |
Boiling Point | 161 °C |
Solubility | Miscible in water |
Vapor Pressure | 4 mm Hg (20 °C) |
Flash Point | 67 °C |
Appearance | Clear liquid |
Odor | Pungent |
Pka | 4.66 |
Refractive Index | 1.4193 (20 °C) |
Autoignition Temperature | 435 °C |
What is the application of Mathacrylic acid?
Mathacrylic acid, also known as methacrylic acid, has a wide range of applications across various industries.Mathacrylic, or methacrylic, acid has many applications in various industries.
In the field of coatings, it is of great significance.It is very important in the field of coatings. Methacrylic acid can be used to synthesize acrylic resins.Acrylic resins can be synthesized using methacrylic acids. These resins are then used to produce high - quality coatings.These resins can then be used to make high-quality coatings. The coatings made from such resins have excellent properties like good adhesion to different substrates, including metals, plastics, and wood.These resins are used to produce high-quality coatings that have excellent properties, such as good adhesion, including metals and plastics. They also offer good weather resistance, which makes them suitable for outdoor applications such as automotive topcoats and architectural coatings.They are also resistant to weather, making them ideal for outdoor applications like automotive topcoats or architectural coatings. The acid's ability to copolymerize with other monomers allows for the adjustment of the coating's hardness, flexibility, and chemical resistance.The ability of the acid to copolymerize other monomers allows the coating's chemical resistance, hardness and flexibility to be adjusted.
In the production of adhesives, methacrylic acid plays an important role.Methacrylic acid is a key ingredient in the production of adhesives. It can be incorporated into adhesive formulations to enhance adhesion strength.It can be added to adhesive formulations to increase adhesion. For example, in some industrial adhesives used for bonding plastics or metals, the presence of methacrylic acid helps in creating strong and durable bonds.In some industrial adhesives that are used to bond plastics or metals together, methacrylic acids help create strong and durable bonds. The acid can react with the surface of the substrates, forming chemical bonds that improve the adhesion performance.The acid can react chemically with the surface of substrates to improve adhesion. Additionally, it can be used in pressure - sensitive adhesives, where it contributes to the tack and peel - strength properties.It can also be used to improve the tackiness and peel-strength of pressure-sensitive adhesives.
The plastics and polymer industry also benefits from methacrylic acid.Methacrylic acid is also beneficial to the plastics and polymer industries. It is a key monomer for the production of poly(methacrylic acid) and its derivatives.It is the main monomer used in the production of poly (methacrylic acids) and its derivatives. These polymers have unique properties.These polymers possess unique properties. For instance, poly(methacrylic acid) can be used as a dispersing agent.Poly(methacrylic acids) can, for example, be used as dispersing agents. In ceramic manufacturing, it helps to disperse ceramic particles evenly in a liquid medium, preventing aggregation and ensuring the uniform quality of the final ceramic product.It is used in ceramic manufacturing to disperse ceramics evenly into a liquid medium. This prevents aggregation, and ensures uniform quality for the final ceramic product. Methacrylic acid is also used in the production of acrylic plastics, such as polymethyl methacrylate (PMMA), which is well - known for its transparency, weather resistance, and impact strength, and is widely used in applications like signage, optical lenses, and display panels.Methacrylic Acid is also used to produce acrylic plastics such as polymethylmethacrylate (PMMA), a material that is known for its transparency and weather resistance. It is widely used in applications such as signage, optical lenses and display panels.
In the field of textiles, methacrylic acid can be used in textile finishing.Textile finishing can use methacrylic acids. It can be used to modify the surface properties of fabrics.It can be used to modify surface properties of fabrics. For example, it can be used to impart water - repellent or soil - release properties to fabrics.It can be used, for example, to impart water-repellent or soil-release properties to fabrics. By copolymerizing with other monomers and applying the resulting polymer to the fabric surface, the fabric can gain these functional properties while still maintaining its comfort and breathability.By copolymerizing monomers with each other and applying the polymer to the surface of the fabric, it is possible to achieve these functional properties without compromising the fabric's comfort and breathability.
In the area of water treatment, methacrylic acid - based polymers can be used as water - soluble polymers for scale inhibition and corrosion prevention.Water soluble polymers based on methacrylic acids can be used in the water treatment industry to inhibit scale and prevent corrosion. These polymers can chelate metal ions in water, preventing the formation of scale on pipes and equipment.These polymers can chelate the metal ions present in water to prevent the formation of scales on pipes and equipment. They can also form a protective film on metal surfaces, reducing corrosion in water - containing systems.They can also form protective films on metal surfaces to reduce corrosion in water-containing systems.
What are the properties of Mathacrylic acid?
Mathacrylic acid, also known as 2 - methylpropenoic acid, has several important properties.Mathacrylic acid is also known as 2-methylpropenoic acids and has several important properties.
Physical properties:Physical Properties
In terms of appearance, mathacrylic acid is a colorless liquid.Mathacrylic acid appears as a colorless liquid. It has a pungent odor which is characteristic of many carboxylic acids.It has a pungent smell, which is typical of carboxylic acid. The boiling point of mathacrylic acid is around 161 - 163 degC.Mathacrylic acid has a boiling point between 161 and 163 degrees Celsius. This relatively high boiling point is due to the presence of strong intermolecular forces, mainly hydrogen bonding.This high boiling point is a result of strong intermolecular interactions, mainly hydrogen bonds. The carboxylic acid group (-COOH) in mathacrylic acid allows for hydrogen bonding between its molecules.The carboxylic group (-COOH), which is present in mathacrylic acids, allows hydrogen bonds to form between its molecules. The melting point of mathacrylic acid is approximately 15 - 16 degC.Mathacrylic acid melts at approximately 15-16 degC. It is soluble in water to a certain extent because the polar -COOH group can interact with water molecules through hydrogen bonding.It is soluble to a certain degree in water because the polar COOH group can interact through hydrogen bonds with water molecules. However, as the size of the non - polar hydrocarbon part (the methyl - substituted propyl group) increases, its solubility in water is limited compared to simpler carboxylic acids like acetic acid.As the non-polar hydrocarbon group (the methyl-substituted propyl) grows in size, the solubility of the acid in water decreases compared to other carboxylic acids, such as acetic. It is also soluble in many organic solvents such as ethanol, ether, and chloroform, which is beneficial for its use in various chemical processes.It is also soluble with many organic solvents, such as ethanol and chloroform.
Chemical properties:Chemical properties
The most prominent chemical feature of mathacrylic acid is its carboxylic acid functionality.Its carboxylic acid functionality is the most notable chemical feature of mathacrylic acids. It can undergo typical acid - base reactions.It can undergo typical acid-base reactions. For example, it can react with bases such as sodium hydroxide to form the corresponding salt, sodium mathacrylate, and water.It can, for example, react with bases like sodium hydroxide, forming the salt, sodium mathacrylate and water. This reaction is a fundamental acid - base neutralization reaction.This is a fundamental neutralization reaction between an acid and a base. Mathacrylic acid also participates in esterification reactions.Mathacrylic acid is also involved in esterification reactions. When reacted with alcohols in the presence of an acid catalyst, it forms esters.It forms esters when it reacts with alcohols, in the presence an acid catalyst. For instance, reacting with methanol in the presence of sulfuric acid gives methyl mathacrylate.Reacting with methanol and sulfuric acid, for example, gives methyl mathacrylate. These esters are important monomers in the production of polymers, especially in the synthesis of poly(methyl methacrylate) (PMMA), a widely used transparent plastic.These esters are used as monomers to produce polymers.
Another important chemical property is its unsaturation.Unsaturation is another important chemical property. The carbon - carbon double bond in mathacrylic acid makes it highly reactive towards addition reactions.The double carbon-carbon bond in mathacrylic acids makes it highly reactive to addition reactions. It can react with substances like bromine in an addition reaction, where the bromine atoms add across the double bond, decolorizing the bromine solution.In an addition reaction with bromine, the bromine atoms can add across the double bonds, decolorizing bromine solution. Radical polymerization can also occur at the double bond.Double bond radical polymerization is also possible. This is the basis for the production of poly(mathacrylic acid) and its copolymers.This is the basis of the production poly(mathacrylic acids) and its copolymers. These polymers have applications in various fields, including coatings, adhesives, and superabsorbent polymers, due to the unique properties imparted by the acid groups and the polymer backbone.These polymers are used in many fields, such as coatings, adhesives and superabsorbent materials, thanks to their unique properties.
How is Mathacrylic acid synthesized?
Mathacrylic acid, also known as methylacrylic acid or 2 - methylpropenoic acid, can be synthesized through several methods.Mathacrylic Acid, also known by the names methylacrylic or 2 -methylpropenoic acids, can be synthesized using several methods. Here are some common approaches:Here are some common methods:
One of the primary methods is the hydrolysis of methyl methacrylate.Hydrolysis of methylmethacrylate is one of the most common methods. Methyl methacrylate is first treated with a strong acid or base in the presence of water.In the presence of water, methyl methacrylate must first be treated with a strong base or acid. When using an acidic hydrolysis, for example, concentrated sulfuric acid can be used.For an acidic hydrolysis you can use concentrated sulfuric acid. The ester bond in methyl methacrylate (CH2 = C(CH3)COOCH3) is cleaved.The ester bond of methyl methacrylate is cleaved (CH2 = CH3COOCH3). The reaction mechanism involves the protonation of the carbonyl oxygen in the ester group.The protonation of carbonyl oxygen within the ester group is the reaction mechanism. This makes the carbonyl carbon more electrophilic, allowing water to attack.This makes the carbonyl more electrophilic and allows water to attack. After a series of steps including proton transfers and elimination of methanol, mathacrylic acid (CH2 = C(CH3)COOH) is formed.After a series steps, including proton transfer and elimination of methanol (CH2 =C(CH3)COOH), mathacrylic acid is formed.
Another route is the oxidation of isobutylene.Isobutylene can also be oxidized. Isobutylene (CH2 = C(CH3)2) can be oxidized using specific catalysts and oxidizing agents.Isobutylene, (CH2 = CH3)2, can be oxidized with specific catalysts and agents. One such process may involve the use of a metal - based catalyst like a palladium - based catalyst in the presence of an appropriate oxidant such as oxygen or a peroxide.In one such process, a metal-based catalyst such as a palladium-based catalyst is used in the presence an appropriate oxidant like oxygen or peroxide. The oxidation reaction initially forms an intermediate.The oxidation reaction forms an intermediate. Through a series of chemical transformations, the double - bond in isobutylene is functionalized, and eventually, the methyl group adjacent to the double - bond is oxidized to a carboxyl group, resulting in the formation of mathacrylic acid.The double-bond in isobutylene undergoes a series chemical transformations. Eventually, the carboxyl group adjacent to the double-bond is oxidized, resulting in mathacrylic acid.
The synthesis can also be achieved from acetone cyanohydrin.Acetone cyanohydrin can also be used for the synthesis. Acetone cyanohydrin (CH3)2C(OH)CN is first reacted with sulfuric acid.Acetone cyanohydrin is first react with sulfuric acid. This reaction leads to the formation of methacrylamide sulfate.This reaction results in the formation of methacrylamidesulfate. Further hydrolysis of methacrylamide sulfate with water in the presence of heat and appropriate conditions results in the formation of mathacrylic acid.Mathacrylic acid is formed by further hydrolysis of the methacrylamide with water under heat and suitable conditions. The initial reaction of acetone cyanohydrin with sulfuric acid involves the conversion of the cyanohydrin group to an amide - sulfate derivative.The initial reaction between acetone cyanohydrin and sulfuric acid involves a conversion of the cyanohydrin groups into an amide-sulfate derivate. And the subsequent hydrolysis step breaks the amide - sulfate bond to form the carboxylic acid group, yielding mathacrylic acid.The hydrolysis step breaks down the amide-sulfate bonds to form the carboxylic acids, resulting in mathacrylic acid.
Each of these methods has its own advantages and disadvantages in terms of reaction conditions, cost, and product purity.Each method has its own advantages, disadvantages, and cost in terms of reaction conditions and product purity. The choice of synthesis method depends on factors such as the availability of starting materials, the scale of production, and the required purity of the final mathacrylic acid product.The choice of synthesis depends on factors like the availability of raw materials, the scale and purity of the mathacrylic acid final product.
What are the safety precautions when using Mathacrylic acid?
Methacrylic acid is a colorless liquid with a pungent odor.Methacrylic Acid is a colorless liquid that has a pungent smell. It is used in the production of various polymers and resins.It is used to produce various polymers and elastomers. When using methacrylic acid, the following safety precautions should be taken.Safety precautions when using methacrylic acids should be observed.
First, in terms of personal protective equipment.Personal protective equipment is the first thing to consider. Wear appropriate chemical - resistant clothing, such as long - sleeved lab coats or coveralls made of materials that can resist the corrosion of methacrylic acid.Wear chemical-resistant clothing such as long-sleeved labcoats or coveralls that are made from materials that resist corrosion by methacrylic acids. This helps prevent direct contact of the acid with the skin, which can cause severe burns, redness, and irritation.This will help prevent the acid from coming into direct contact with the skin. This can cause severe irritation, redness and burns. Also, use chemical - resistant gloves.Use chemical-resistant gloves. Nitrile or neoprene gloves are often good choices as they can provide a certain degree of protection against methacrylic acid.These gloves can offer a degree of protection from methacrylic acids. Additionally, safety goggles or a face shield must be worn to protect the eyes.To protect the eyes, safety goggles and a face shield are required. Even a small splash of methacrylic acid in the eyes can lead to serious eye damage, including corneal burns and vision impairment.Even a small splash can cause serious eye damage including corneal burning and vision impairment.
Second, in the work environment.Second, the workplace environment. Ensure good ventilation in the area where methacrylic acid is used.Assure that the area where you use methacrylic acids is well ventilated. It gives off vapors that are irritating to the respiratory tract.It emits vapors which are irritating to respiratory tracts. Local exhaust ventilation systems can be installed to effectively remove the vapors from the work area.Installing local exhaust ventilation systems will effectively remove the vapors. If possible, work in a fume hood.If possible, use a fume-hood. This confines the chemical vapors and exhausts them outside, protecting the user from inhaling harmful substances.This hood confines the chemical fumes and exhausts them to the outside, protecting users from harmful substances. The work area should also be kept clean and free of clutter to prevent tripping hazards and to ensure easy access to safety equipment in case of an emergency.To prevent tripping hazards, and to make it easier to access safety equipment in an emergency, the work area should be kept free of clutter and clean.
Third, in handling and storage.Third, when handling and storing. When handling methacrylic acid, avoid generating dust or vapors as much as possible.Avoid generating as much dust or vapors when handling methacrylic acids. Use appropriate transfer tools to prevent spills.Transfer the acid using the right tools to avoid spills. When pouring or transferring the acid, do it slowly and carefully.Pour or transfer the acid slowly and carefully. For storage, keep methacrylic acid in a cool, dry, and well - ventilated place, away from sources of ignition, such as open flames, sparks, and heat.Store methacrylic in a cool and dry place that is well-ventilated, away from ignition sources such as sparks and open flames. It should be stored in a dedicated chemical storage cabinet, preferably one that is designed to contain spills in case of a container leak.It should be kept in a cabinet designed for storing chemicals, preferably with a spill-containment system in the event of a container rupture.
Finally, in case of an accident.In the event of an accident, you should have a plan in place. Have an emergency response plan in place.Prepare an emergency response plan. In case of skin contact, immediately flush the affected area with large amounts of water for at least 15 minutes and then seek medical attention.If skin contact occurs, flush the area with large quantities of water for 15 minutes. Then seek medical attention. If it gets into the eyes, irrigate the eyes continuously with clean water for at least 15 minutes while keeping the eyelids open and get immediate medical help.If it gets in the eyes, rinse the eyes continuously for at least 15 minute while keeping the lids open. Seek immediate medical attention. In case of inhalation, move the affected person to fresh air immediately.In the event of inhalation, immediately move the person to fresh air. If the person has difficulty breathing, provide artificial respiration and call for medical assistance promptly.If the person is having difficulty breathing, give artificial respiration. Call for medical help immediately. In the event of a spill, contain the spill area to prevent the spread of the acid.Contain the spill area in the event of an acid spill to prevent its spread. Use appropriate absorbent materials to clean up the spill and dispose of the contaminated materials properly according to local regulations.Use absorbent materials for cleaning up the spill. Dispose of the contaminated material according to local regulations.
What are the advantages of Mathacrylic acid compared to other materials?
Mathacrylic acid, likely a misspelling and perhaps referring to methacrylic acid, has several advantages over other materials.Mathacrylic Acid, which is likely a misspelling of methacrylic acids and may refer to it, has many advantages over other materials.
One significant advantage is its excellent chemical resistance.Its excellent chemical resistance is a major advantage. Methacrylic acid can withstand exposure to a wide range of chemicals.Methacrylic acids can withstand a wide variety of chemicals. This makes it suitable for use in environments where other materials would corrode or degrade.It can be used in environments where other materials may corrode or degrade. For instance, in chemical processing plants, it can be used in the construction of storage tanks or pipelines for transporting certain acidic or corrosive substances.In chemical processing plants it can be used to construct storage tanks or pipes for transporting certain corrosive or acidic substances. Compared to metals like iron which are prone to rusting in the presence of moisture and chemicals, methacrylic acid - based materials offer long - lasting durability.Materials based on methacrylic acids are more durable than metals such as iron, which rust when exposed to moisture and chemicals.
Methacrylic acid also has good thermal stability.Methacrylic Acid is also thermally stable. It can maintain its physical and chemical properties over a relatively wide temperature range.It can maintain its chemical and physical properties over a wide temperature range. This property is beneficial in applications where the material may be subjected to heat, such as in the manufacture of automotive parts that need to endure the heat generated by the engine.This property is useful in applications where materials may be exposed to heat. For example, automotive parts which are subjected the heat generated by an engine. In contrast, some plastics may become soft or deform at high temperatures, but methacrylic acid - derived polymers can resist such changes, ensuring the integrity of the component.Some plastics can become soft or deform when heated, but polymers derived from methacrylic acids can resist these changes and maintain the integrity of a component.
In terms of optical properties, methacrylic acid - based polymers like polymethacrylate have high transparency.Polymers based on methacrylic acids, such as polymethacrylate, have high transparency in terms of their optical properties. They are often used in applications where clear visibility is crucial, such as in the production of lenses, optical fibers, and display screens.They are used in applications that require clear visibility, such as the production of optical fibers and display screens. Compared to glass, which is brittle and heavier, these polymers are lighter and more impact - resistant while still providing excellent optical clarity.These polymers, unlike glass, are lighter, more impact-resistant, and still provide excellent optical clarity.
Another advantage is its relatively easy processability.Another advantage of this product is its relative ease of processing. Methacrylic acid can be polymerized and molded into various shapes and forms using common manufacturing techniques like injection molding, extrusion, and casting.Methacrylic Acid can be polymerized into different shapes and forms by using common manufacturing techniques such as injection molding, casting, and extrusion. This allows for the efficient production of complex - shaped products.This allows for the efficient manufacture of complex-shaped products. For example, in the production of consumer goods, manufacturers can quickly and cost - effectively create items with unique designs, something that may be more difficult or expensive to achieve with other materials like ceramics.In the production of consumer products, for example, manufacturers can quickly create items with unique design, something that is more difficult or costly to achieve with other materials such as ceramics.
Finally, methacrylic acid - based materials can be modified relatively easily.Materials based on methacrylic acids can be modified easily. By adding different additives or monomers during the polymerization process, it is possible to tailor the material's properties to specific requirements.It is possible to customize the material's properties by adding different monomers or additives during the polymerization. This flexibility gives engineers and designers the ability to create materials with customized mechanical, chemical, or physical properties, a feature not as readily available in many natural materials.This flexibility allows engineers and designers to create materials that have customized mechanical, chemical, and physical properties.